In this, the official book of the centennial, Pat O'Hara and Tim McNulty view the mountain through all its facets: from the geologic and climatic forces that continue to shape it, to the rich legacy of humans' relationship with it, to its delicate ecosystems and what will be needed to protect them for the future.

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Nature's Holy Realm: Verses for Living in the Natural World with photography by Pat O'Hara.

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Washington's Wild Rivers: The Unfinished Work with photography by Pat O'Hara.

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Yosemite National Park: Nature's Masterpiece in Stone with photography by Pat O'Hara.